secondary changes in the conditions of the Unc. system. Hence, for the nocturnal excitation in the Force, there remains no other path than that followed by the wish excitements from the Unc. This excitation must seek reinforcement from the Unc., and follow the detours of the unconscious excitations. But what is the relation of the foreconscious day remnants to the dream?

There is no doubt that they penetrate abundantly into the dream, that they utilize the dream content to obtrude themselves upon consciousness even during the night; indeed, they occasionally even dominate the dream content, and impel it to continue the work of the day; it is also certain that the day remnants may just as well have any other character as that of wishes; but it is highly instructive and even decisive for the theory of wish-fulfillment to